O. Kopriva
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Moravia-ch op | ??/??/1994 | 492 | Czech Republic |
Most Played Openings as White
| ECO | Opening | Games |
| A57 | Benko gambit | 1 games |
| E92 | King's Indian, classical variation | 1 games |
| D34 | Queen's Gambit Declined, Tarrasch, Prague variation, 7...Be7 | 1 games |
| E17 | Queen's Indian, 5.Bg2 Be7 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C27 | Vienna game | 1 games |
| B31 | Sicilian, Nyezhmetdinov-Rossolimo attack (with ...g6, without ...d6) | 1 games |
| E98 | King's Indian, orthodox, Aronin-Taimanov, 9.Ne1 | 1 games |
| E69 | King's Indian, fianchetto, classical main line | 1 games |


Czech Republic